code: def training_docs(self):
      if self._training_docs is None:
          self._training_docs = list(self.dataset["train"])
      return self._training_docs
  
file_path: lm-evaluation-harness/lm_eval/tasks/webqs.py
imports: from lm_eval.base import rf, Task
  from lm_eval.metrics import mean
label_desc: Use image node_id 4 for calling the WebQs obj's underlying member method code with example usage: obj.training_docs() and returns: self